Bk-precision 2160C - Manual Manual do Utilizador

PULL INVert:When pushed in, the polarity of the channel 2 signalis normal. When pulled out, the polarity of thechannel 2 signal is reversed, thus

TRIGGERING CONTROLS30. HOLDOFF/PULL CHOP Control.HOLDOFF:Rotation adjusts holdoff time (trigger inhibit periodbeyond sweep duration). When control is

OPERATING INSTRUCTIONSNOTEAll operating instructions in this chapterapply equally to all Models except for thesections on “Delayed Sweep Operation&quo

OPERATINGTIPSThe following recommendations will help obtain the bestperformance from the oscilloscope.1. Always use the probe ground clips for best re

3. To view both waveforms simultaneously, set theVERTical MODE switch to DUAL and select eitherALT (alternate) or CHOP with the PULL CHOPswitch.4. In

Trigger SOURCE SwitchThe trigger SOURCE switch (CH 1, CH 2, etc.) selectsthe signal to be used as the sync trigger.1. If the SOURCE switch is set to C

This control is usually set to the MIN position (fullycounterclockwise) because no additional holdoff period isnecessary. The HOLDOFF control is usefu

and clockwise rotation causes more of the display tobe occupied by the delayed sweep.4. Set the Sweep Mode switch to the DELAY positionto display only

OPERATING INSTRUCTIONSFig. 6. Typical Resistive Signatures.17

TEST INSTRUMENT SAFETYWARNINGNormal use of test equipment exposes you to a certain amount of danger from electrical shock becausetesting must often be

InductorsLike capacitance, a purely inductive impedance producesa signature that is an ellipse or circle and value is determinedby the size and shape

SemiconductorsPurely semiconductor devices (such as diodes and transis-tors) will produce signatures with straight lines and bends.Typical diode junct

MAINTENANCEWARNINGThe following instructions are for use byqualifiedservice personnel only.To avoidelectricalshock, do notperform any serv-icing other

CALIBRATION CHECKA general check of calibration accuracy may be made bydisplaying the output of the CAL terminal on the screen.This terminal provides

APPENDIXIMPORTANT CONSIDERATIONS FOR RISE TIMEAND FALL TIME MEASUREMENTSError in Observed MeasurementThe observed rise time (or fall time) as seen on

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DISPLASY RESOLUTION: Auto select from 0.001Hz to 1KHz depending on the frequency. MAX COUNTER RANGE: 0.1Hz to 50MHZ MAXIMUM EXTERNAL VOLTAGE 300

INFORMATIONOne of the best tutorials on oscilloscopes in the industry. Valuable to those with little knowledgeof oscilloscopes as well as the experien

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TABLE OF CONTENTSPage PageTEST INSTRUMENT SAFETY . . . . . . inside front coverFEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

AUTO SweepSelectable AUTO sweep provides sweep without trig-ger input, automatically reverts to triggered sweepoperation when adequate trigger is appl

Trigger Coupling:AUTO: Sweep free-runs in absence ofsuitable trigger signal.NORM: Sweep triggered only by adequatetrigger signal.TV-V: Video vertical